/**
 ******************************************************************************
 *
 * @file       pios_led.c
 * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
 * @brief      LED functions, init, toggle, on & off.
 * @see        The GNU Public License (GPL) Version 3
 * @defgroup   PIOS_LED LED Functions
 * @{
 *
 *****************************************************************************/
/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */


/* Project Includes */
#include "pios.h"

#if defined(PIOS_INCLUDE_LED)

/* Private Function Prototypes */


/* Local Variables */
// static GPIO_TypeDef* LED_GPIO_PORT[PIOS_LED_NUM] = PIOS_LED_PORTS;
// static const uint32_t LED_GPIO_PIN[PIOS_LED_NUM] = PIOS_LED_PINS;
// static const uint32_t LED_GPIO_CLK[PIOS_LED_NUM] = PIOS_LED_CLKS;
static uint8_t LED_GPIO[PIOS_LED_NUM];


static inline void PIOS_SetLED(LedTypeDef LED, uint8_t stat)
{
    printf("PIOS: LED %i status %i\n", LED, stat);
    LED_GPIO[LED] = stat;
}

/**
 * Initialises all the LED's
 */
void PIOS_LED_Init(void)
{
    // GPIO_InitTypeDef GPIO_InitStructure;
    // GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    // GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;

    for (int LEDNum = 0; LEDNum < PIOS_LED_NUM; LEDNum++) {
        // RCC_APB2PeriphClockCmd(LED_GPIO_CLK[LEDNum], ENABLE);
        // GPIO_InitStructure.GPIO_Pin = LED_GPIO_PIN[LEDNum];
        // GPIO_Init(LED_GPIO_PORT[LEDNum], &GPIO_InitStructure);

        /* LED's Off */
        // LED_GPIO_PORT[LEDNum]->BSRR = LED_GPIO_PIN[LEDNum];
        LED_GPIO[LEDNum] = 0;
    }
}


/**
 * Turn on LED
 * \param[in] LED LED Name (LED1, LED2)
 */
void PIOS_LED_On(LedTypeDef LED)
{
    // LED_GPIO_PORT[LED]->BRR = LED_GPIO_PIN[LED];
    PIOS_SetLED(LED, 1);
}


/**
 * Turn off LED
 * \param[in] LED LED Name (LED1, LED2)
 */
void PIOS_LED_Off(LedTypeDef LED)
{
    // LED_GPIO_PORT[LED]->BSRR = LED_GPIO_PIN[LED];
    PIOS_SetLED(LED, 0);
}


/**
 * Toggle LED on/off
 * \param[in] LED LED Name (LED1, LED2)
 */
void PIOS_LED_Toggle(LedTypeDef LED)
{
    // LED_GPIO_PORT[LED]->ODR ^= LED_GPIO_PIN[LED];
    PIOS_SetLED(LED, LED_GPIO[LED] ? 0 : 1);
}

#endif /* if defined(PIOS_INCLUDE_LED) */
